From the course: SSL Certificates for Web Developers

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Certificate types

Certificate types

From the course: SSL Certificates for Web Developers

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Certificate types

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- [Instructor] In this movie, we'll discuss the different types of certificates. All SSL certificates perform the same basic function, but there are differences in how they're issued that are important to understand. The first difference is the domain scope. The most common type of certificate is a single domain certificate. This would be a certificate where a public key is certified to belong to a single website. For example, www.coolsite.com. Notice that the URL includes the subdomain in front of it, www. Our certificate and our public key would be certified only for that single domain, including the subdomain. A wildcard certificate works on several subdomains, not just one. For example, we might have library.coolsite.com and members.coolsite.com. We could have two single domain certificates to handle these, or we can get one wildcard certificate that works for any number of subdomains. It functions the same. It just allows many subdomains to share one certificate and one public…

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